| | Report (issue) | MINERALS OF NEVADA MINERALS OF NEVADA Peer Hen By CASTOR oan eGORY.C.oFER DOCK NEVADA AND BUREAU... UNIVERSITY Reno & Las Vegas OF NEVADA PRESS GEOLOGY Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs...otherwise noted Map of Mining Districts and significant mineral occurrences of Nevada by Nevada Bureau of Mines...Cataloging-in-Publication Data Castor, Stephen B, Minerals of Nevada / Stephen B. Castor and Gregory C. Ferdock.— Ist | | | Report (issue) | MINERALS OF NEVADA MINERALS OF NEVADA STEPHEN B. CASTOR and G R EGOR Y C . F E R D OC K l NEVADA BUREAU...association with the UNIVERSITY OF NEVADA PRESS Reno & Las Vegas Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright© 2004 by Uni versity of Nevada Press Photographs...Districts and si gnificant minernl occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved...-Publ ication Dat,i Castor, Stephen B. Minerals of Nevada/ Stephen B. Castor and Gregory C. Ferdock.- rst | | | Journal (article/letter/editorial) | The Stability of Andradite, Hedenbergite, and Related Minerals in the System Ca-Fe—Si-O-H by WILLIAM...kirschsteinite+xonotlite (CajSieO^OH):). Synthetic hedenbergite, CaFe2+Si2O,s, has average unit cell dimensions...±0003 and ny = l-755±0005. At 2000 bars Pfin|d, hedenbergite is stable below an fOl of 10"u bar at 800 °C...10"28 bar at 400 °C. Above these/ o , values, hedenbergite+O2 breaks down to andradite+magnetite+quartz...z. The mineral pair andradite +hedenbergite thus limit the fOl range possible for their joint formation | | | Report (issue) | mineralization to caldera subsidence in the Creede district, San Juan Mountains, Colorado, by Thomas A. Steven...·_________________ _ 9. Alinement of mining districts in north-central Nevada, by Ralph J." Roberts ____________...assemblage of a pyrometasomatic deposit near Tonopah, Nevada, by R: A. Gulbrandsen and D. G. Gielow_ 11. Sedimentary...- _-13. Tectonic setting of the Coeur d'Alene district, Idaho, by Robert E. Wallace, Allan B. Griggs...__________ _ 14. Bleaching in the Coeur d'Alene district,( Idaho, by P. L. Weis ______________________ | | | Report (issue) | detailed investigations of single ore deposits, or of mining districts, to large-scale regional syntheses,...responsible for gold deposition, Alleghany district, Sierra County, California, 26 McMillan, W. J., and Johan...Upper Cretaceous turbidite sequence, Hope-Sunrise district, southern Alaska, 5 Radtke, A. S., Wittkopp, R...of gold-bearing quartz veins of the Alleghany district, California (abs.), 25 Robyn, T. L., Henage, L...and mineralization of the Washougal mining district, Skamania County, Washington, 15 Shreiner, Alexander | | | Journal (issue) | cm, from the Gachalá mine, Guavió-Guatéque mining district, Boyacá Department, Colombia. Gail & Jim Spann...cm, from Stak Nala, Haramosh Mountains, Skardu district, Gilgit-Baltistan, Pakistan. Zach Goodman collection;...twin, 5.5 cm, from the Amo tin deposit, Ximeng County, Yunnan, China. Wally Mann collection; Joe Budd...2.2 cm, from the Pulsifer quarry, Androscoggin County, Maine. Kyle Kevorkian collection; Jordan Root...5-mm view, from the Mohawk mine, San Bernardino County, California (#1869). Jerry Cone photo. Aurichalcite | | | Report (volume) | so successful. Allis-Chalmers Manufacturing Co. Mining Machinery Dept. OFFICES For Canadian MILWAUKEE...service from Superior Jaw Crusher Worthington mining equipment the from the standpoint of first cost...most wear, Worthington meets the needs of the mining industries with a complete line of products, from...Mills PUMPS, COMPRESSORS, OIL AND GAS ENGINES, MINING AND SMELTING MACHINERY CTON JOHN D. RYAN, ...OF THE BOARD OF DIRECTORS OF THE ANACONDA COPPER MINING Co., WHOSE BUTTE MlNES YIELD 10% OF THE | | | Book (volume) | Orthopyroxenes Pigeonite 162 Calcium Pyroxenes Diopside-Hedenbergite Augite Fassaite J ohannsenite 198 294 399 415...ferroaugite subcalcic augite magnesium pigeonite hedenbergite ferriferous pigeonite intermediate pigeonite...(aegirioe)CaMgSi2O6 (diopside)-CaFeSi 2 O 6 (hedenbergite)-CtAl 2 SiO6 (Tschermak's molecule) showing...Fe2 +) 2 Si 2 O 6 Calcium Pyroxenes Diopside-Hedenbergite Ca(Mg,Fe 2 +)Si 2 O 6 Augite (Ca,Mg,Fe 2 +Al)...diopside and hedenbergite, and between hedenbergite and johannsenite. The diopside-hedenbergite minerals |
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